Epson EL 486UC+ Bulletin d'information sur les produits - Page 5
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Également pour Epson EL 486UC+ : Manuel d'information sur les produits (9 pages), Spécifications (10 pages)
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CPU
Q5. What microprocessor comes standard with the Epson EL 486UC
computer?
A.
The EL 486UC comes standard with an Intel i486SX microprocessor (CPU)
running at 25MHz.
with the Intel 8088, 8086, 80286, and 80386 CPUs and includes a built-in
8KB cache. For system flexibility, the built-in CPU cache can be disabled
via SETUP.
Q6. What microprocessor upgrades are available for the Epson EL 486UC
computer?
A.
The Intel i486SX/25 microprocessor that comes standard with the
EL 486UC computer may be upgraded to an Intel i486SX/33, i486DX/33,
Overdrive i486DX2/50 or Overdrive i486DX2/66.
The DX and DX2 CPUs contain an on-chip numeric coprocessor to
increase the speed of floating point operations. This coprocessor is
backward compatible with the 387DX and 387SX math coprocessors and
complies to ANSI/IEEE standard 754-1985.
The Intel Overdrive DX2 CPUs also increase system performance by
doubling the microprocessor's internal speed.
Please note that the EL 486UC computer does not support the Weitek
math co-processor.
BIOS
Q7. What BIOS comes with the Epson EL 486UC computer?
A.
The EL 486UC computer incorporates a Phoenix/Seiko Epson BIOS that
contains both the system and video BIOS. This BIOS is contained in a
single EPROM device that is installed in a pluggable socket on the
computer's main system board.
This microprocessor provides backward compatibility
PSB No: S-0168
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